June 21, 2021
The presence of sufficient bone volume is one of the most important criteria for successful osseointegration of implants,1 wherefore restoration of atrophied edentulous maxillae poses a great dilemma for the surgeon and restorative dentist. Sinus bone grafting to build new bone for implant anchorage in atrophied jaws entails multiple surgical interventions and has varying implant success rates, high potential for donor site morbidity and increased surgical costs.2, 3 A major breakthrough came when Brånemark first used custom-designed, longer implants inserted into the zygomatic bone in support of a craniofacial prosthesis in the 1980s.4 When used in the treatment of maxillary atrophy,5, 6 zygomatic implants present a graftless alternative.
February 10, 2021
Dental implants to replace missing teeth have become an integral part of current conventional dentistry. Accepted protocols now include two-stage delayed loading, one-stage delayed loading, immediate loading in a healed receptor site, tilted implant placement, immediate loading in fresh extraction sites, partial extraction therapy (PET), socket shield technique and root membrane concept.